Home / 160,540.11-240,818.81-66,951.63

Finding the Fourth Proportional to 160,540.11, 240,818.81 and 66,951.63

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Solution

The fourth proportional to 160,540.11, 240,818.81 and 66,951.63 is: 100,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,540.11 : 240,818.81 = 66,951.63 : x
  2. Step 2: Convert to fraction form
    160,540.11/240,818.81 = 66,951.63/x
  3. Step 3: Cross multiply
    160,540.11x = 240,818.81 × 66,951.63
  4. Step 4: Simplify right side
    160,540.11x = 16,123,211,529.40
  5. Step 5: Solve for x
    x = 16,123,211,529.40/160,540.11
  6. Step 6: Final answer
    x = 100,431.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.